basic_ground nodes adds basic ground nodes.

Author of source code:

NetherEran (LGPLv3)

Author of media:

NetherEran (CC BY-SA 3.0)
	basic_ground_nodes_dirt.png
	basic_ground_nodes_dirt_scorched.png
	basic_ground_nodes_rubble.png
	basic_ground_nodes_sand.png
	

Cisoun (CC BY-SA 3.0)
	basic_ground_nodes_stone.png


See license.txt for better license information.
